[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Wed Jan 11 21:13:18 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 11 Jan, 2023

  IPv4 BGP Table (Global) as seen at AARNET (Brisbane).

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/AARNET/

Analysis Summary
----------------

BGP routing table entries examined:                              916689
    Prefixes after maximum aggregation (per Origin AS):          347473
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      444965
    Number of IPv4 prefixes with a valid ROA:                    376493
    Number of IPv4 prefixes with an invalid ROA:                   2788
    Number of IPv4 prefixes with no ROA:                         537408
Total ASes present in the Internet Routing Table:                 74053
    Prefixes per ASN:                                             12.38
Origin-only ASes present in the Internet Routing Table:           63626
Origin ASes announcing only one prefix:                           26130
Transit ASes present in the Internet Routing Table:               10427
Transit-only ASes present in the Internet Routing Table:            422
Paths with bogon ASNs present in the IPv4 Routing Table:             54
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1029
    Number of instances of unregistered ASNs:                      1038
Number of 32-bit ASNs allocated by the RIRs:                      41024
Number of 32-bit ASNs visible in the Routing Table:               34016
Prefixes from 32-bit ASNs in the Routing Table:                  166373
Number of bogon 32-bit ASNs visible in the Routing Table:            51
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            513
Number of addresses announced to Internet:                   3063383552
    Equivalent to 182 /8s, 151 /16s and 134 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      311305

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   237674
    Total APNIC prefixes after maximum aggregation:               68367
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          232756
    Unique aggregates announced from the APNIC address blocks:    97636
APNIC Region origin ASes present in the Internet Routing Table:   13214
    APNIC Prefixes per ASN:                                       17.61
APNIC Region origin ASes announcing only one prefix:               3845
APNIC Region transit ASes present in the Internet Routing Table:   1782
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8486
Number of APNIC addresses announced to Internet:              773489152
    Equivalent to 46 /8s, 26 /16s and 130 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-151865
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    267511
    Total ARIN prefixes after maximum aggregation:               122031
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           268925
    Unique aggregates announced from the ARIN address blocks:    129654
ARIN Region origin ASes present in the Internet Routing Table:    19064
    ARIN Prefixes per ASN:                                        14.11
ARIN Region origin ASes announcing only one prefix:                6983
ARIN Region transit ASes present in the Internet Routing Table:    1934
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4719
Number of ARIN addresses announced to Internet:              1286026752
    Equivalent to 76 /8s, 167 /16s and 54 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    263922
    Total RIPE prefixes after maximum aggregation:               122207
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           260819
    Unique aggregates announced from the RIPE address blocks:    156175
RIPE Region origin ASes present in the Internet Routing Table:    28229
    RIPE Prefixes per ASN:                                         9.24
RIPE Region origin ASes announcing only one prefix:               12041
RIPE Region transit ASes present in the Internet Routing Table:    3918
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10982
Number of RIPE addresses announced to Internet:               719294208
    Equivalent to 42 /8s, 223 /16s and 143 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  117596
    Total LACNIC prefixes after maximum aggregation:              28371
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116816
    Unique aggregates announced from the LACNIC address blocks:   48947
LACNIC Region origin ASes present in the Internet Routing Table:  11006
    LACNIC Prefixes per ASN:                                      10.61
LACNIC Region origin ASes announcing only one prefix:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2274
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8772
Number of LACNIC addresses announced to Internet:             176077824
    Equivalent to 10 /8s, 126 /16s and 188 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  28957
    Total AfriNIC prefixes after maximum aggregation:              5719
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         36859
    Unique aggregates announced from the AfriNIC address blocks:  12134
AfriNIC Region origin ASes present in the Internet Routing Table:  1715
    AfriNIC Prefixes per ASN:                                     21.49
AfriNIC Region origin ASes announcing only one prefix:              595
AfriNIC Region transit ASes present in the Internet Routing Table:  329
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1057
Number of AfriNIC addresses announced to Internet:            108201728
    Equivalent to 6 /8s, 115 /16s and 7 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9250       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5936        786     700  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3627       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3521       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3092       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2697        499     237  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2359        849     436  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2283      11250     588  KIXS-AS-KR Korea Telecom, KR
  4538        2264       4192      73  ERX-CERNET-BKB China Education and Rese
 45090        2195       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        7767      10702    2918  AMAZON-02, US
 11492        4546        301     573  CABLEONE, US
  7155        3895        265      33  VIASAT-SP-BACKBONE, US
 22773        3689       3062     319  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3522       1320      63  SHAW, CA
 16625        3458       1783    2511  AKAMAI-AS, US
   749        3024      50575    2291  DNIC-AS-00749, US
  7018        2622      24133    1590  ATT-INTERNET4, US
396982        2573       3493     368  GOOGLE-CLOUD-PLATFORM, US
 30036        2569        369     373  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6966       1706     146  UNI2-AS, ES
  9121        6167       1692      17  TTNET, TR
 39891        4556        268      59  ALJAWWALSTC-AS, SA
 20940        4058       3400     177  AKAMAI-ASN1, NL
  8551        3910        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
 47331        2668        384    2011  TTNET, TR
  9009        2647        252    1351  M247, RO
 34984        2255        358     611  TELLCOM-AS, TR
  6849        2194        339      20  UKRTELNET, UA

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10983       3338     590  Uninet S.A. de C.V., MX
 10620        3469        507     852  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2204        361     593  Mega Cable, S.A. de C.V., MX
 28573        1342       2328     258  Claro NXT Telecomunicacoes Ltda, BR
  6503        1296        339     518  Axtel, S.A.B. de C.V., MX
  3816        1291        740     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1137        186     459  Techtel LMDS Comunicaciones Interactiva
 26615         991       2466      43  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1538        533      30  RAYA-AS, EG
 24863        1480        393      21  LINKdotNET-AS, EG
 36992        1327       1517     275  ETISALAT-MISR, EG
 36903        1241        550      98  MT-MPLS, MA
 29571        1014         67      43  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
  6713         611       1861      34  IAM-AS, MA
 15399         517         53      43  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         384         73       5  EthioNet-AS, ET

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10983       3338     590  Uninet S.A. de C.V., MX
  9808        9250       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7767      10702    2918  AMAZON-02, US
 12479        6966       1706     146  UNI2-AS, ES
  9121        6167       1692      17  TTNET, TR
  7545        5936        786     700  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4556        268      59  ALJAWWALSTC-AS, SA
 11492        4546        301     573  CABLEONE, US
 20940        4058       3400     177  AKAMAI-ASN1, NL
  8551        3910        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9250         9203  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6966         6820  UNI2-AS, ES
  9121        6167         6150  TTNET, TR
  7545        5936         5236  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7767         4849  AMAZON-02, US
 39891        4556         4497  ALJAWWALSTC-AS, SA
 11492        4546         3973  CABLEONE, US
 20940        4058         3881  AKAMAI-ASN1, NL
  8551        3910         3872  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3895         3862  VIASAT-SP-BACKBONE, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
      3402  UNALLOCATED  8.2.200.0/21              6939  HURRICANE, US
      3402  UNALLOCATED  8.2.207.0/24              2914  NTT-LTD-2914, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:39      /11:101     /12:299     
/13:582     /14:1200    /15:2076    /16:13500   /17:8296    /18:13887   
/19:25039   /20:43495   /21:52134   /22:110016  /23:98203   /24:547792  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6020        6966  UNI2-AS, ES
  9121        5324        6167  TTNET, TR
  8151        4995       10983  Uninet S.A. de C.V., MX
 39891        3547        4556  ALJAWWALSTC-AS, SA
 11492        3453        4546  CABLEONE, US
  8551        3375        3910  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3330        3522  SHAW, CA
  7155        2984        3895  VIASAT-SP-BACKBONE, US
 22773        2724        3689  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2325        2668  TTNET, TR

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1627      2:1245      3:168       4:5         5:4110      6:110    
   7:5         8:1545      9:1        11:172      12:1596     13:372    
  14:2320     15:285      16:79       17:369      18:413      20:243    
  21:4        22:188      23:6052     24:2489     25:4        27:2722   
  29:19       31:2499     32:99       34:8        35:97       36:1853   
  37:4597     38:4015     39:831      40:144      41:3943     42:1052   
  43:2317     44:303      45:16425    46:4194     47:382      49:1728   
  50:1918     51:378      52:1545     54:394      55:802      56:8      
  57:81       58:1754     59:1169     60:1009     61:2414     62:2648   
  63:1938     64:5642     65:2320     66:4904     67:3040     68:1346   
  69:4113     70:1255     71:662      72:2972     74:2587     75:1465   
  76:597      77:2373     78:3935     79:3165     80:2066     81:1825   
  82:1479     83:1230     84:1515     85:3742     86:744      87:1927   
  88:2858     89:3537     90:592      91:7650     92:1990     93:2581   
  94:3523     95:4874     96:1307     97:344      98:1164     99:739    
 100:77      101:1064    102:2549    103:30845   104:4593    105:483    
 106:842     107:2534    108:913     109:4371    110:2048    111:3263   
 112:2027    113:1483    114:1599    115:2101    116:1851    117:2515   
 118:2290    119:1899    120:1717    121:1077    122:2592    123:2170   
 124:1542    125:2320    128:1316    129:1057    130:974     131:2017   
 132:842     133:405     134:1904    135:297     136:895     137:1065   
 138:2598    139:1549    140:1030    141:1483    142:1424    143:1445   
 144:1190    145:350     146:1903    147:1554    148:2302    149:1874   
 150:867     151:1131    152:1981    153:557     154:3855    155:1405   
 156:1657    157:1300    158:1048    159:2256    160:2567    161:1429   
 162:3552    163:1489    164:1692    165:1671    166:831     167:1755   
 168:3858    169:921     170:4585    171:888     172:3492    173:3012   
 174:1023    175:1161    176:3711    177:4764    178:3551    179:2136   
 180:2430    181:3361    182:3241    183:1936    184:2346    185:20004  
 186:4670    187:3927    188:4079    189:3451    190:9051    191:1430   
 192:10968   193:8872    194:7235    195:5141    196:2992    197:2397   
 198:5993    199:6107    200:7739    201:5883    202:10522   203:10252  
 204:4598    205:3513    206:3860    207:3404    208:4098    209:4807   
 210:4363    211:2423    212:4110    213:3571    214:1108    215:55     
 216:6598    217:2646    218:1293    219:472     220:2033    221:968    
 222:738     223:1972   

End of report


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